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-rw-r--r--tests/ui/binding/pat-tuple-4.rs57
1 files changed, 57 insertions, 0 deletions
diff --git a/tests/ui/binding/pat-tuple-4.rs b/tests/ui/binding/pat-tuple-4.rs
new file mode 100644
index 00000000000..71a54850268
--- /dev/null
+++ b/tests/ui/binding/pat-tuple-4.rs
@@ -0,0 +1,57 @@
+// run-pass
+fn tuple() {
+    let x = (1, 2, 3);
+    match x {
+        (1, 2, 4) => unreachable!(),
+        (0, 2, 3, ..) => unreachable!(),
+        (0, .., 3) => unreachable!(),
+        (0, ..) => unreachable!(),
+        (1, 2, 3) => (),
+        (_, _, _) => unreachable!(),
+    }
+    match x {
+        (..) => (),
+    }
+    match x {
+        (_, _, _, ..) => (),
+    }
+    match x {
+        (a, b, c) => {
+            assert_eq!(1, a);
+            assert_eq!(2, b);
+            assert_eq!(3, c);
+        }
+    }
+}
+
+fn tuple_struct() {
+    struct S(u8, u8, u8);
+
+    let x = S(1, 2, 3);
+    match x {
+        S(1, 2, 4) => unreachable!(),
+        S(0, 2, 3, ..) => unreachable!(),
+        S(0, .., 3) => unreachable!(),
+        S(0, ..) => unreachable!(),
+        S(1, 2, 3) => (),
+        S(_, _, _) => unreachable!(),
+    }
+    match x {
+        S(..) => (),
+    }
+    match x {
+        S(_, _, _, ..) => (),
+    }
+    match x {
+        S(a, b, c) => {
+            assert_eq!(1, a);
+            assert_eq!(2, b);
+            assert_eq!(3, c);
+        }
+    }
+}
+
+fn main() {
+    tuple();
+    tuple_struct();
+}